Page History

...

Builder has some pretty extreme forms of navigation, such as menus and tree-views, and we've gone to great lengths to make sure that navigation works well with search engines:

...
<li class="menuitem">View
 <ul class="submenu">
  <li class="menuitem">
   <a href="/pages/viewrecentblogposts.action?key=Builder">News</a>
  </li>
  ...
  <li class="menuitem">
   <a href="/labels/listlabels-heatmap.action?key=Builder">Labels</a>
  </li>
 </ul>
</li>
...

...

There's some stuff you just don't want Internet search engines to index and this is the only theme understands that requirement.– pic of markup –

As well as outputting nofollow directives automatically for certain links (such as an Edit link), you can now optionally add the directive to any link generated by the menulink macro and compound-menuitem macro (the macro macros that 's are used for almost all of the navigation).

...